Weather Forecast for
Chester County, PA

Today: A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 65. Calm wind becoming south around 5 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday: A chance of showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers and thunderstorms after 2pm. High near 78. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday Night: Showers and thunderstorms before 2am, then a slight chance of showers. Low around 64. South wind around 5 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 78. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 63. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday: A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.

Thursday Night: A chance of showers before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

Friday: Sunny, with a high near 82.

Friday Night: Partly cloudy, with a low around 63.

Saturday: Mostly sunny, with a high near 84.

Saturday Night: Mostly cloudy, with a low around 66.

Sunday: A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 50%.

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